3747870

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{661}}^1$

素因数の和:687

約数の個数: 80

約数和(自身を含む): 11534688

約数和(自身を除く): 7786818

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 661, 810, 945, 1134, 1322, 1890, 1983, 2835, 3305, 3966, 4627, 5670, 5949, 6610, 9254, 9915, 11898, 13881, 17847, 19830, 23135, 27762, 29745, 35694, 41643, 46270, 53541, 59490, 69405, 83286, 89235, 107082, 124929, 138810, 178470, 208215, 249858, 267705, 374787, 416430, 535410, 624645, 749574, 1249290, 1873935, 3747870]

約数ペア:

[(1, 3747870), (2, 1873935), (3, 1249290), (5, 749574), (6, 624645), (7, 535410), (9, 416430), (10, 374787), (14, 267705), (15, 249858), (18, 208215), (21, 178470), (27, 138810), (30, 124929), (35, 107082), (42, 89235), (45, 83286), (54, 69405), (63, 59490), (70, 53541), (81, 46270), (90, 41643), (105, 35694), (126, 29745), (135, 27762), (162, 23135), (189, 19830), (210, 17847), (270, 13881), (315, 11898), (378, 9915), (405, 9254), (567, 6610), (630, 5949), (661, 5670), (810, 4627), (945, 3966), (1134, 3305), (1322, 2835), (1890, 1983)]